[evolution] Add missing mnemonic to string

[Andre Klapper <aklapper src gnome org>]

commit 318ca55318d3c1d056f445e6ff01318d6fc59073
Author: Andre Klapper <a9016009 gmx de>
Date:   Fri Feb 10 20:25:17 2012 +0100

    Add missing mnemonic to string

 .../webdav-account-setup/webdav-contacts-source.c  |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plugins/webdav-account-setup/webdav-contacts-source.c b/plugins/webdav-account-setup/webdav-contacts-source.c
index a71eac3..1d4ab22 100644
--- a/plugins/webdav-account-setup/webdav-contacts-source.c
+++ b/plugins/webdav-account-setup/webdav-contacts-source.c
@@ -254,7 +254,7 @@ plugin_webdav_contacts (EPlugin *epl,
 	spacer = gtk_label_new("   ");
 	gtk_box_pack_start (hbox, spacer, FALSE, FALSE, 0);
 
-	label = gtk_label_new(_("URL:"));
+	label = gtk_label_new_with_mnemonic(_("_URL:"));
 	gtk_box_pack_start (hbox, label, FALSE, FALSE, 0);
 
 	uidata->url_entry = GTK_ENTRY (gtk_entry_new ());